Teacher explained about ancient civilizations.

Meaning: The teacher was talking about very old societies.

Choice of Words: Teacher is a person who teaches. Explained means to make something clear or understandable. About indicates the topic or subject of discussion. Ancient means very old. Civilizations are societies with advanced cultures. The sentence describes a teacher providing information about old societies.

Alternative Expressions

The teacher talked about old-timey societies.

Meaning: This sentence means the same as the first one, but it uses different words.

Choice of Words: Teacher is a person who teaches students. Talked means to speak or write about something. About means to talk or write about something. Old-timey means something that happened or existed a long time ago. Societies are groups of people who lived together and shared a common culture.

The educator provided knowledge on bygone eras of human collectivities.

Meaning: This sentence means the same as the first two sentences, but it uses more formal language.

Choice of Words: Educator is another word for teacher. Provided means to give something to someone. Knowledge is information or understanding about something. Bygone means something that happened or existed a long time ago. Eras are periods of time. Human means relating to people. Collectivities are groups of people who lived together and shared a common culture.

Related Expressions